How To Fix /SAPAPO/OM_ERROR289 - Calendar resource cannot yet be used

/SAPAPO/OM_ERROR289 - Overview

• Message type: E = Error

• Message class: /SAPAPO/OM_ERROR -

• Message number: 289

• Message text: Calendar resource cannot yet be used

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_ERROR289 - Calendar resource cannot yet be used ?

  The SAP error message /SAPAPO/OM_ERROR289 indicates that a calendar resource cannot yet be used in the context of Advanced Planning and Optimization (APO). This error typically arises when there is an issue with the configuration or availability of the calendar resource that is being referenced in a planning scenario.
  
  Cause:
  
  Calendar Not Active: The calendar resource may not be activated or is not yet available for the planning period you are trying to use it for.
  Incorrect Configuration: The calendar may not be properly configured in the system, leading to it being unavailable for the required operations.
  Time Period Issues: The time period for which the resource is being requested may not align with the active periods defined in the calendar.
  Resource Status: The resource may be in a status that does not allow it to be used (e.g., it may be marked as inactive).
  
  
  Solution:
  
  Check Calendar Activation: Ensure that the calendar resource is activated for